Update git submodules

* Update stackviz from branch 'master'
  - Merge "Update the min version of tox to 2.0"
  - Update the min version of tox to 2.0
    
    The verification comands used by tox need at least 2.0 version. This
    patch aims to update tox version from 1.6 to 2.0 which should help with
    local running of constraints targets.
    
    Change-Id: I7140199d9fa6544d0af69216a9f467b04ed2cad4
This commit is contained in:
Zuul 2019-05-25 14:43:10 +00:00 committed by Gerrit Code Review
parent 8cfe95a415
commit ec2b36ee92
1 changed files with 1 additions and 1 deletions

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Subproject commit 1b949c4e2ba03c71123685af70a5a6a8c958ee2c
Subproject commit 659bae8ee8c133715022f6a088d3701d99b06d55